Malaysian Trades Union Congress
# Malaysian Trades Union Congress

3°2′46.2″N 101°35′18.8″E﻿ / ﻿3.046167°N 101.588556°E﻿ / 3.046167; 101.588556

The Malaysian Trades Union Congress (MTUC; Malay: Kongres Kesatuan Sekerja Malaysia), is a national trade union centre in Malaysia. It was formed in 1949 and was originally known as the Malayan Trades Union Council. It then changed its name to the Malayan Trades Union Congress in 1958, and then to its current name with the formation of Malaysia.

MTUC is affiliated with the International Trade Union Confederation.

## Working Committee office bearers

### 2022-2025

* President:
   * Mohd Effendy Bin Abdul Ghani (UPCW)
* Deputy President:
   * Matkar Bin Siwang (FIEU)
* Secretary General:
   * Kamarul Baharin bin Mansor (NUMW)
* Deputy Secretary General:
   * Mohd Khairi bin Man (EIWU)
* Financial Secretary:
   * Wang Heng Suang (NUTP)
* Deputy Financial Secretary:
   * Ng Choo Seong (ABOM)
* Vice President (Private Sector):
   * Mohamad Dauzkaply Nor bin Ghazali (KEPAIM)
   * Shatiri bin Mansor (CANON OPTO)
   * Dzulkernain bin Hassan (KPPPTNB)
   * A. Balasubramaniam (UNEPASS)
   * Mohd Rais Hafizuddin bin Adnan (PERODUA)
   * Mohd Khairul bin Buyang @ Buang (KPPIT)
   * Michelle Cheow Yee Pin (Pentadbiran Insurans)
* Vice President (Public Sector):
   * Aminuddin bin Awang (NUTP)
   * Norhayati Abdul Rashid (MNU)
   * Asman bin Mohd Nawawi (AUEGCAS)
* Vice President (Statutory Body):
   * Alwi Shakir bin Abdullah (Kesatuan Pekerja-Pekerja Tourism Malaysia)
   * Basharuddin bin Harun (KKAPPUM)
   * Mazmir bin Mohd Amin (UMGSU)
* Vice President (Women’s Committee):
   * Nasrifah Binti Sukarni (NUPCIW)
* Vice President (Youth Chairman) :
   * Mohd Sazuan bin Abdul Hadi (Kesatuan Kakitangan PERKESO)

## Past leadership

| Year | President | Secretary General | Financial Secretary |
| - | - | - | - |
| 1950–51 | P. P. Narayanan – NUPW | X. E. Nathan – SSPWU | M.P. Rajagopal – AMRWU |
| 1951–52 | P. P. Narayanan – NUPW | X. E. Nathan – SSPWU | M.P. Rajagopal – AMRWU |
| 1952–53 | C.H. Yin – NUBE | M. Arokiasamy – SGGSU | V.M.N. Menon – AMESU |
| 1953–54 | Mohd Yusoff – PMSU | M. Arokiasamy – SGGSU | Wong Pak Choy – GCSUS |
| 1955–56 | P.P. Narayanan – NUPW | K.V. Thaver – NUT | H.K. Choudhury – NUPW |
| 1956–57 | Tan Chong Bee | K.V. Thaver – NUT | K. Duraiappah – NUTE |
| 1957–58 | Mohd Yusoff – PMSU | K.V. Thaver – NUT | Bachee Saw – NUPW |
| 1958–59 | S.P.S. Nathan – NUPW | K.V. Thaver – NUT | Bachee Saw – NUPW |
| 1959–60 | Lum Kin Tuck – NUT | K.V. Thaver – NUT | S. Kaniappan – UPOW |
| 1960–61 | Ibrahim Musa – ANULAE | Bachee Saw – NUPW | S. Kaniappan – UPOW |
| 1961–62 | V.E. Jesudoss – MTSU | Bachee Saw – NUPW | S. Kaniappan – UPOW |
| 1962–63 | Yeoh Teck Chye – NUBE | Ibrahim Musa – ANULAE | Bachee Saw – NUPW |
| 1963–64 | Donald U’ren – RUM | S.J.H. Zaidi – WDCSA | C.A. Mathews – AMMISU |
| 1964–65 | V.E. Jesudoss – MTSU | S.J.H. Zaidi – WDCSA | C.A. Mathews – AMMISU |
| 1965–66 | Yeoh Teck Chye – NUBE | S.J.H. Zaidi – WDCSA | G. Perumal – NUPW |
| 1966–67 | Yeoh Teck Chye – NUBE | S.J.H. Zaidi – WDCSA | G. Perumal – NUPW |
| 1967–68 | Yeoh Teck Chye – NUBE | S.J.H. Zaidi – WDCSA | G. Perumal – NUPW |
| 1968–69 | Yeoh Teck Chye – NUBE | S.J.H. Zaidi – WDCSA | G. Perumal – NUPW |
| 1969–70 | Yeoh Teck Chye – NUBE | S.J.H. Zaidi – WDCSA | G. Perumal – NUPW |
| 1970–71 | Yeoh Teck Chye – NUBE | S.J.H. Zaidi – WDCSA | G. Perumal – NUPW |
| 1971–72 | Yeoh Teck Chye – NUBE | S.J.H. Zaidi – WDCSA | G. Perumal – NUPW |
| 1973–74 | P.P. Narayanan – NUPW | S.J.H. Zaidi – CSEU | G. Perumal – NUPW |
| 1975–76 | P.P. Narayanan – NUPW | S.J.H. Zaidi – CSEU | G. Perumal – NUPW |
| 1977–78 | P.P. Narayanan – NUPW | Yahaya Mohd Ali – RUM | V. Baradan – RUM |
| 1979–80 | P.P. Narayanan – NUPW | V. David – TWU | V. Ramiah |
| 1981–82 | P.P. Narayanan – NUPW | V. David – TWU | V. Baradan – (until 1 Sept 81) |
| 1981–82 | P.P. Narayanan – NUPW | V. David – TWU | Mok Kim Jin |
| 1983–84 | P.P. Narayanan – NUPW | V. David – TWU | Mok Kim Jin |
| 1985–86 | P.P. Narayanan – (until 31 Dec 85) | V. David – TWU | V. Palani – UMGSU |
| 1985–86 | Zainal Rampak | V. David – TWU | V. Palani – UMGSU |
| 1987–88 | Zainal Rampak – TWU | V. David – TWU | S. Rajasegaram – AMESU |
| 1989–90 | Zainal Rampak – TWU | V. David – TWU | G. Rajendram – SOAUH |
| 1991–92 | Zainal Rampak – TWU | V. David – TWU | G. Rajendram – SOAUH |
| 1993–Aug 93 | Zainal Rampak – TWU | Govindasamy Rajasekaran – MIEU | Mohd Isa Jani – MASESU |
| Dec 93–94 | Zainal Rampak – TWU | Govindasamy Rajasekaran – MIEU | Mohd Isa Jani – MASESU |
| 1995–96 | Zainal Rampak – TWU | Govindasamy Rajasekaran – MIEU | N. Sivasubramaniam – NUTP (until Sept 97) |
| 1997–98 | Zainal Rampak – TWU | Govindasamy Rajasekaran – MIEU | N. Sivasubramaniam – NUTP (until Sept 97) |
| 1997–98 | Zainal Rampak – TWU | Govindasamy Rajasekaran – MIEU | A. Sivananthan – Selangor Textile |
| 1998–2000 | Zainal Rampak – TWU | Govindasamy Rajasekaran – MIEU | A. Sivananthan – Selangor Textile |
| 2000–04 | Zainal Rampak – TWU | Govindasamy Rajasekaran – MIEU | A. Sivananthan – Selangor Textile |
| 2005–07 | Syed Shahir – NUTEAIW | Govindasamy Rajasekaran – MIEU | A. Sivananthan – Selangor Textile |
| 2007–10 | Syed Shahir – NUTEAIW | Govindasamy Rajasekaran – MIEU | Samuel Devadasan |
| 2011–13 | Mohd Khalid Atan | Abdul Halim Mansor | Awang Alias |
| 2014-16 | Khalid bin Atan | N. Gopal Kishnam | Awang Ibrahim |
| 2016-20 | Abdul Halim bin Mansor | J. Solomon | Ng Peng Ho |
| 2020-22 | Mohd Effendy bin Abdul Ghani (Acting) | Kamarul Bahrin bin Mansor | - |
| 2022-25 | Mohd Effendy bin Abdul Ghani | Kamarul Bahrin bin Mansor | Wang Heng Suan |

## Affiliates

### Agriculture

* All Malayan Estates Staff Union (AMESU)
* Kesatuan Kakitangan Jabatan Pertanian Sarawak
* Kesatuan Pekerja-pekerja FELDA
* Kesatuan Pekerja-pekerja Lembaga Kemajuan Ikan Malaysia
* Sabah Plantation Industry Employees Union
* Sabah Rubber Fund Board Employees Union
* Association of Agricultural Executives Sabah
* Kesatuan Pekerja-pekerja Felda Plantations Sdn. Bhd.
* Kesatuan Pekerja-pekerja Jabatan Hutan Sarawak
* Kesatuan Pekerja-pekerja Felda Rubber Products Sdn. Bhd.
* Kesatuan Eksekutif Felcra Bhd.
* Kesatuan Pekerja-pekerja Sabah Forest Industry
* Association Shell Oilfields Supervisory and Specialist Staff Union

### Mining and Petroleum

* Kesatuan Kakitangan Petroleum Nasional Bhd (Petronas) Sarawak
* Kesatuan Kebangsaan Pekerja-pekerja Lombong Semenanjung Malaysia
* Kesatuan Pekerja-pekerja Esso Production Malaysia Inc.
* Kesatuan Pekerja-pekerja Kumpulan Shell Semenanjung Malaysia
* Sabah Mining Employees Union
* Sabah Petroleum Industry Workers Union
* Sarawak Petroleum Industry Workers Union
* Sarawak Shell Employees Union
* Sarawak Shell Oilfields Supervisory and Specialist Staff Union

### Electricity and Water

* Kesatuan Kakitangan Lembaga Air Melaka
* Kesatuan Kakitangan Pihak Berkuasa Air Pulau Pinang
* Kesatuan Kakitangan Puncak Niaga (M) Sdn. Bhd.
* Kesatuan Sekerja Lembaga Air Sibu
* Sabah Water Industry Employees Union
* Sarawak Electricity Supply Corporation Employees Union
* TNB Junior Officers Union
* Kesatuan Pekerja-pekerja Indah Water Konsortium Sdn. Bhd.
* Kesatuan Eksekutif Syarikat Puncak Niaga (M) Sdn. Bhd.
* Kesatuan Jurutera-jurutera Sabah Electricity Sdn. Bhd.
* Kesatuan Pekerja-pekerja SAJ Holdings Sdn. Bhd.
* Kesatuan Percantuman Pekerja-pekerja Tenaga Nasional Bhd.
* Persatuan Eksekutif Tenaga Nasional Bhd.

### Commerce, Banking and Finance

* Association of Bank Officers Malaysia
* Association of Hong Kong Bank Officers
* Association of Maybank Class One Officers
* Association of Maybank Executives
* Kesatuan Kakitangan Angkatan Koperasi Kebangsaan Malaysia Bhd. (KESUKA)
* Kesatuan Kakitangan Eksekutif Bank of Commerce (M) Bhd.
* Kesatuan Pegawai-pegawai Bank Muamalat (M) Bhd.
* Kesatuan Sekerja Kakitangan Bank Kerjasama Rakyat Malaysia Berhad
* National Union of Bank Employees
* National Union of Commercial Workers
* Sabah Banking Employees Union
* Sabah Commercial Employees Union
* Sarawak Bank Employees Union
* Kesatuan Pegawai-pegawai Bank Sabah
* Kesatuan Kakitangan Bank Simpanan Nasional
* Persatuan Pegawai-pegawai Pentadbiran Industri Insurans

### Construction

* Union Of Employees in the Construction Industry

### Manufacturing

* Cement Industry Employees Union
* Chemical Workers Union of Malaya
* DMIB Employees Union
* DMIB Management Staff Association
* Drink Manufacturing Industry Employees Union, Sarawak
* Electrical Industry Workers Unions
* F&NCC Beverages Sdn. Bhd. Executive Staff Union
* Johore Textile and Garment Workers
* Kesatuan Kakitangan Espek Sdn. Bhd.
* Kesatuan Kakitangan Perak – Hanjoong Simen Sdn. Bhd.
* Kesatuan Kakitangan Percetakan Keselamatan Nasional Berhad
* Kesatuan Pekerja MTC
* Kesatuan Pekerja-pekerja Perodua
* Kesatuan Pekerja-pekerja SME Technologies Sdn. Bhd.
* Kesatuan Pekerja-pekerja Acrylic Textiles of Malaysia Sdn. Bhd.
* Kesatuan Pekerja-pekerja Amalgamated Parts Manufacturers Sdn. Bhd.
* Kesatuan Pekerja-pekerja APM Shock Absorbers
* Kesatuan Pekerja-pekerja Auto Parts Manufacturing (Seats & Radiators)
* Kesatuan Pekerja-pekerja Central Sugar Refinery
* Kesatuan Pekerja-pekerja Fujikura Federal Cable
* Kesatuan Pekerja-pekerja Gula Padang Terap Bhd.
* Kesatuan Pekerja-pekerja Harris Advanced Technology (M) Sdn. Bhd.
* Kesatuan Pekerja-pekerja Kian Joo
* Kesatuan Pekerja-pekerja Kilang Gula Felda Perlis Sdn. Bhd.
* Kesatuan Pekerja-pekerja Lucas Automotive Sdn. Bhd., Senai
* Kesatuan Pekerja-pekerja Malay-Sino Chemical
* Kesatuan Pekerja-pekerja Nippon Electric Glass (M) Sdn. Bhd.
* Kesatuan Pekerja-pekerja Perusahaan Kumpulan United Motor Works
* Kesatuan Pekerja-pekerja Perusahaan Membuat Tekstil dan Pakaian Perak
* Kesatuan Pekerja-pekerja Pewter Kraftangan
* Kesatuan Pekerja-pekerja Syarikat Gummi Metall Teknik (M) Sdn. Bhd.
* Kesatuan Pekerja-pekerja Sime Tyres International Malaysia Sdn. Bhd.
* Kesatuan Pekerja-pekerja Tamura Electronics (M) Sdn. Bhd.
* Kesatuan Pekerja-pekerja Perusahaan Membuat Tekstil dan Pakaian Pulau Pinang dan Seberang Perai
* Machinery Manufacturing Employees' Union
* Malayan Sugar Manufacturing Employees' Union
* Metal Industries Employees' Union
* Motor Assemblers Supervisory Staff Union Peninsular Malaysia
* National Union of Drinks Manufacturing Industry Workers
* National Union of Employees in Companies Manufacturing Rubber Products
* National Union of Industrial Mineral Smelting Workers
* National Union of Petroleum and Chemical Industry Workers
* National Union of Tobacco Workers
* National Union of Transport Equipment Allied Industry Workers
* National Union of Workers in the Shoe Manufacturing Industry
* Non-Metallic Mineral Products Manufacturing Employees' Union
* Negeri Sembilan and Malacca Textile and Garment Workers Union
* Paper and Paper Products Manufacturing Employees' Union
* Printing Industry Employees' Union
* British American Tobacco Employees' Union, Malaysia
* Selangor and Federal Territory Textile Workers Union
* Union of Beverage Industry Workers
* Union of Malayawata Steel Workers
* Kesatuan Pekerja-pekerja Nippon Elec (M) Sdn. Bhd.
* Kesatuan Pekerja-pekerja Time Reach Sdn. Bhd.
* Kesatuan Pekerja-pekerja Epson Precision (M) Sdn. Bhd.
* Kesatuan Kakitangan C.G.E. Utilities (M) Sdn. Bhd.
* Kesatuan Pekerja-pekerja Kami Electronics Industry (M) Sdn. Bhd.
* Kesatuan Pekerja-pekerja Perodua Engine Manufacturing Sdn. Bhd.
* Kesatuan Pekerja-pekerja Hokuden (M) Sdn. Bhd
* Kesatuan Pekerja-pekerja Casio (M) Sdn. Bhd.
* Kesatuan Kakitangan Petroleum Nasional Bhd (Petronas Sabah)
* Kesatuan Pekerja Shell MDS (M) Sdn. Bhd. Sarawak
* Kesatuan Kakitangan Percetakan Nasional Malaysia Bhd. Sarawak
* Kesatuan Pekerja-pekerja Sabah International Dairies Sdn. Bhd.
* Kesatuan Pekerja-pekerja Hitachi Consumer Products (M) Sdn. Bhd.
* Kesatuan Kakitangan Eksekutif Industri Makanan SM
* Beverage Industry Executive Staff Union
* Kesatuan Pekerja-pekerja Sabah International Dairies Sdn. Bhd.
* Kesatuan Pekerja-pekerja Exxonmobil Exploration and Production Malaysia Inc.
* Kesatuan Pekerja-pekerja Flextronics Manufacturing (M) Sdn. Bhd.
* Kesatuan Pekerja-pekerja Perkayuan Semenanjung Malaysia
* Kesatuan Pekerja-pekerja Qimonda Malaysia Sdn. Bhd.

### Transport and Communications

* Brooke Dockyard & Engineering Works Corporation Employees Union, Sarawak
* Kesatuan Kakitangan Klang Container Terminal Sdn. Bhd.
* Kesatuan Pekerja-pekerja Airod Sdn. Bhd.
* Kesatuan Pekerja-pekerja Johor Port Bhd.
* Kesatuan Pekerja-pekerja Limbongan Kapal
* Kesatuan Pekerja-pekerja Limbongan Timor
* Kesatuan Pekerja-pekerja M’sia Airports Bhd.
* Kesatuan Pekerja-pekerja Malaysia Airport Bhd. Sarawak
* Kesatuan Pekerja-pekerja MHS Aviation Sdn. Bhd. (Lapangan Terbang Kerteh – Kemaman)
* Kesatuan Pekerja-pekerja Naval Dockyard Sdn. Bhd.
* Kesatuan Pekerja-pekerja Pakaian Seragam Pos
* Kesatuan Pekerja-pekerja Pelabuhan Klang Port Management Sdn. Bhd.
* Kesatuan Pekerja-pekerja Pengkalan Bekalan Kemaman Sdn. Bhd.
* Kesatuan Pekerja-pekerja Perbadanan Perkapalan Antarabangsa Malaysia Berhad (MISC) Semenanjung Malaysia
* Kesatuan Pekerja-pekerja Perkeranian Pos Malaysia Berhad
* Kesatuan Pekerja-pekerja Projek Lebuhraya Utara Selatan (PLUS)
* Kesatuan Penyelia-penyelia Projek Lebuhraya Utara Selatan Bhd.
* Kesatuan Sekerja Kakitangan Sistem Televisyen (M) Bhd.
* Klang Port Management Staff Union
* Malaysian Airlines System Employees’ Union Peninsular Malaysia
* MAS Executive Staff Association
* National Union of Newspaper Workers
* National Union of Telekoms Employees
* Penang Port Workers Union
* Persatuan Pegawai-Pegawai Kanan Lembaga Pelabuhan Klang
* Pos Malaysia Berhad Clerical Staff Union, Sabah
* Railwaymen’s Union of Malaya
* Rajang Port Authority Employees Union
* Redifussion Workers Union Of Malaya
* Sabah Port Authority Workers Union
* Transport Workers Union
* Union of Employees in Port Ancillary Services Suppliers
* Kesatuan Pekerja-pekerja Telekom Malaysia Bhd. Sabah
* MHS Aviation Sdn. Bhd. Employees’ Union Sarawak
* Kesatuan Pegawai-pegawai Kanan Penang Port Sdn. Bhd.
* Persatuan Pegawai Keselamatan Bukan Eksekutif Kuantan Port Consortium Sdn. Bhd.
* Kesatuan Pekerja-pekerja Telekom Malaysia Bhd. Sabah
* Kesatuan Pekerja Telekom Malaysia Berhad Sarawak
* Persatuan Eksekutif Pos Malaysia
* Kesatuan Pekerja–pekerja Lembaga Pelabuhan Kuching
* Persatuan Kakitangan Eksekutif Sistem Penerbangan Malaysia (KK)
* Kesatuan Eksekutif Utusan Melayu (M) Bhd.
* Airlines Workers Union, Sarawak
* Kesatuan Pekerja-pekerja Malaysia Airports Bhd. Wilayah Sabah
* Kesatuan Eksekutif Airod Sdn. Bhd.
* Kesatuan Sekerja Kakitangan Bintulu Port Sdn. Bhd.
* Kesatuan Kakitangan Eksekutif MISC Bhd.
* Kuching Port Authority Employees’ Union
* Sabah Executive Staff Association of Malaysia Airlines
* Kesatuan Pelaut Sabah

### Services

* Club Employees Union, Peninsular Malaysia
* Commonwealth Services Employees Union
* Concorde Hotel Employees Union
* Kesatuan Kakitangan Am Kolej Tunku Abdul Rahman
* Kesatuan Pekerja-pekerja Pens Travelodge Kangar
* Kesatuan Pekerja-pekerja Hotel Sarawak
* Kesatuan Pekerja-pekerja Parkroyal Kuala Lumpur
* Kesatuan Pekerja-pekerja Safeguards Corporation Berhad
* Kesatuan Pekerja-pekerja Securicor (M)
* Kesatuan Pekerja-pekerja Securicor (M) Sdn. Bhd. Sabah
* Kesatuan Pekerja-pekerja Securicor Sarawak
* Kesatuan Pengawal-pengawal Keselamatan Malayan Banking
* National Union of Hotel, Bar & Restaurant Workers, Peninsular Malaysia
* National Union of Race Horse Syces Pen
* National Union of Teachers in Independent Schools
* Penang Turf Club Race Day Workers Union
* Resort World Bhd. Executive Union
* Resort World Employees Union
* Sarawak Medical Services Union
* Union of Employees in Private Medical Health Services
* Union of Employees in Trade Unions
* Sarawak Club Employee’s Union
* Kesatuan Pekerja-pekerja B. Braun Medical Industries Sdn. Bhd.
* Kesatuan Kebangsaan Kakitangan Akademik Institusi Pengajian Tinggi
* Kesatuan Pekerja-pekerja Zetavest Sdn. Bhd.
* Kesatuan Eksekutif Angkatan Koperasi Kebangsaan Malaysia Bhd.
* Sabah Hotel, Resort & Restaurant Employees Union
* Kesatuan Pekerja-pekerja Alam Flora Sdn. Bhd.
* Kesatuan Pekerja-pekerja LSG Sky Chefts-Brahim’s Sdn. Bhd.

### Government Services

* Amalgamated Union of Employees in Government Clerical and Allied Services
* Employees Provident Fund Board Staff Union
* Kuala Lumpur City Council Workers Union
* Kesatuan Kakitangan Am Universiti Putra Malaysia
* Kesatuan Kakitangan Kumpulan Wang Simpanan Pekerja Sarawak
* Kesatuan Kakitangan Lembaga Pasaran dan Pelesen Getah Malaysia, Semenanjung Malaysia
* Kesatuan Kakitangan Lembaga Urusan dan Tabung Haji
* Kesatuan Kakitangan Lembaga Pembangunan Pelaburan Malaysia (MIDA)
* Kesatuan Kebangsaan Pembantu Tadbir Kesihatan Semenanjung Malaysia
* Kesatuan Pegawai-pegawai Hasil Dalam Negeri
* Kesatuan Pegawai-pegawai Majlis Amanah Rakyat (MARA)
* Kesatuan Pekerja pekerja Jabatan Cetak Kerajaan
* Kesatuan Pekerja-pekerja Jabatan Kebajikan Masyarakat Malaysia Semenanjung Malaysia (KIKMAS)
* Kesatuan Pekerja-pekerja Koperasi Polis Diraja Malaysia Bhd.
* Kesatuan Pekerja-pekerja Perbadanan Kemajuan Pelancongan Malaysia
* Kesatuan Pekerja-pekerja Perbadanan Pembangunan Bandar Malaysia (UDA)
* Kesatuan Pekerja-pekerja Zoo Negara/Akuarium Tunku Abdul Rahman
* Kesatuan Sekerja Anggota Kumpulan Wang Simpanan Sabah
* Kesatuan Sekerja Kakitangan Kemajuan Pahang Tenggara (DARA)
* Kesatuan Sekerja Kakitangan Majlis Perbandaran Tawau
* Malayan Nurses Union
* Malayan Technical Services Union
* Malaysian Rubber Board Staff Union
* National Union of Public Works Department Employees
* National Union of the Teaching Profession
* Penang Municipal Services Union
* Sabah Electricity Board Employees Union
* Sabah Medical Services Union
* Senior Officers Association University Hospital
* University Hospital Staff Union
* University of Malaya General Staff Union
* Kesatuan Kakitangan Perbadanan Hal Ehwal Bekas Angkatan Tentera
* Sabah Inland Revenue Employee’s Union
* Kesatuan Kakitangan PERKESO
